Here is a crude but efficient tricky charger for Lead Acid Battery. It uses a 12 volt car bulb as current regulator and charge status indicator. The brightness of the bulb indicates how much charge is ...

This battery charger circuit differs from the norm in a number of ways, all of which make it difficult to understand. For this reason, I do not recommend it for the beginner. Repairing /revamping a ...

Learn how to build your own auto cut-off lead acid battery charger circuit for a 12V system. This DIY project will guide you through creating a reliable power supply, ensuring your battery is ...